– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 4 am Fri 10 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Fri 10 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Fri 10 Jul Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 3mm), mostly falling on Fri afternoon. Very mild (max 19°C on Fri afternoon, min 11°C on Sat night). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Warm (max 24°C on Mon afternoon, min 12°C on Tue night). Wind will be generally light. | |||||||||||||||||
Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | | |  |  | | | | | | |  | | | |
rain shwrs | rain shwrs | rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | clear | clear | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.2 | 1 | 0.8 | 0.2 | 0.2 | 0.4 | 0.6 | — | — | — | — | — | — | — | — | — | — | — |
max °C | 18 | 19 | 17 | 14 | 17 | 16 | 14 | 19 | 16 | 21 | 24 | 20 | 20 | 22 | 18 | 17 | 19 | 16 |
min °C | 16 | 18 | 12 | 12 | 17 | 11 | 11 | 17 | 13 | 17 | 24 | 15 | 17 | 22 | 12 | 14 | 18 | 12 |
chill °C | 16 | 18 | 11 | 12 | 17 | 10 | 11 | 17 | 13 | 17 | 24 | 15 | 17 | 22 | 12 | 14 | 18 | 12 |
Freezing level m | 3150 | 3400 | 3100 | 2950 | 3100 | 2650 | 2700 | 3350 | 3750 | 3750 | 3900 | 3800 | 3600 | 3750 | 3450 | 2700 | 3050 | 3750 |
Cloud base (m) | 2100 | 1700 | 1600 | 750 | 1950 | 2150 | 700 | 2100 | 8950 | 3050 | 8400 | |||||||
 | 5:15 | — | — | 5:16 | — | — | 5:16 | — | — | 5:18 | — | — | 5:18 | — | — | 5:20 | — | — |
 | — | — | 9:09 | — | — | 9:08 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 | — | — | 9:06 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Light rain (total 3mm), mostly falling on Fri afternoon. Very mild (max 19°C on Fri afternoon, min 11°C on Sat night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Mostly dry. Warm (max 24°C on Mon afternoon, min 12°C on Tue night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.